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Safety, Tolerability, PK, and Efficacy Evaluation of Repeat Ascending Doses of Olipudase Alfa in Pediatric Patients <18 Years of Age with Acid Sphingomyelinase Deficiency

A phase 1/2, multi-center, open-label, ascending dose study to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics and exploratory efficacy of olipudase alfa in pediatric patients Aged <18 Years With acid sphingomyelinase deficiency - ASCEND-Peds

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2014-003198-40-GB
Enrollment
20
Registered
2014-11-26
Start date
2015-02-19
Completion date
Unknown
Last updated
2020-05-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients with acid sphingomyelinase deficiency (Niemann-Pick disease) MedDRA version: 20.1 Level: LLT Classification code 10041515 Term: Sphingomyelin lipidosis System Organ Class: 100000004850

Interventions

Sponsors

Genzyme Corporation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: The patient and/or patient’s parent(s)/legal guardian(s) must provide written informed assent/consent prior to any protocol-related procedures being performed. The patient is aged 0 to =65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: The patient has received an investigational drug within 30 days before study enrollment The patient has any of the following medical conditions: - An active, serious, intercurrent illness. - Active hepatitis B or hepatitis C infection. - Infection with human immunodeficiency virus (HIV). - Cirrhosis (determined by clinical evaluation). - Significant cardiac disease (eg, clinically significant arrhythmia, moderate or severe pulmonary hypertension or valvular dysfunction, or 12 hours a day. The patient, in the investigator’s opinion, is unable to adhere to the requirements of the study. The patient has a platelet count 250 IU/L or total bilirubin >1.5 mg/dL. The patient has an international normalized ratio (INR) >1.5 The patient is unwilling or unable to abstain from ingesting alcohol the day before through 3 days after each infusion of olipudase alfa during the treatment period. Measuring alcohol concentration in blood is not required. The patient is scheduled during the study for in-patient hospitalization including elective surgery. The patient requires medication(s) that may decrease olipudase alfa activity (eg, fluoxetine, chlorpromazine; tricyclic antidepressants [eg, imipramine, or desipramine]). The patient is breast-feeding.

Design outcomes

Primary

MeasureTime frame
Primary end point(s): Number of adverse events Clinically significant changes in laboratory parameters (complete blood count (CBC), clinical chemistry, and urinalysis) Clinically significant changes in physical examinations (vital signs, electrocardiogram (ECG), doppler echocardiography, and liver ultrasound doppler);Timepoint(s) of evaluation of this end point: From screening through week 64;Main Objective: To evaluate the safety and tolerability of olipudase alfa administered intravenously in pediatric patients every 2 weeks for 64 weeks;Secondary Objective: To characterize the pharmacokinetic profile and evaluate the pharmacodynamics and exploratory efficacy of olipudase alfa administered intravenously in pediatric patients every 2 weeks for 64 weeks.

Secondary

MeasureTime frame
Secondary end point(s): Maximum concentration (Cmax) Area under the curve until the last measurable concentration (AUClast) Area under the curve extrapolated to infinity (AUC) Half-life (t1/2) Clearance (CL) Volume of distribution (Vss) Change in sphingomyelin levels Change in sphingomyelin metabolite levels;Timepoint(s) of evaluation of this end point: With the first infusion at 0.3, 1.0 and 3.0 mg/kg and at week 52 Maximum concentration (Cmax) Area under the curve until the last measurable concentration (AUClast) Area under the curve extrapolated to infinity (AUC) Half-life (t1/2) Clearance (CL) Volume of distribution (Vss) From Day 1 through Week 64 Change in sphingomyelin levels Change in sphingomyelin metabolite levels

Countries

Brazil, France, Germany, Italy, United Kingdom, United States

Contacts

Public ContactMedical Information

Genzyme Europe B.V.

eumedinfo@genzyme.com

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026